78649558

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{151}}^1$

素因数の和:269

約数の個数: 48

約数和(自身を含む): 136187136

約数和(自身を除く): 57537578

約数列:

[1, 2, 13, 23, 26, 46, 67, 134, 151, 169, 299, 302, 338, 598, 871, 1541, 1742, 1963, 3082, 3473, 3887, 3926, 6946, 7774, 10117, 11323, 20033, 20234, 22646, 25519, 40066, 45149, 51038, 90298, 131521, 232691, 260429, 263042, 465382, 520858, 586937, 1173874, 1709773, 3024983, 3419546, 6049966, 39324779, 78649558]

約数ペア:

[(1, 78649558), (2, 39324779), (13, 6049966), (23, 3419546), (26, 3024983), (46, 1709773), (67, 1173874), (134, 586937), (151, 520858), (169, 465382), (299, 263042), (302, 260429), (338, 232691), (598, 131521), (871, 90298), (1541, 51038), (1742, 45149), (1963, 40066), (3082, 25519), (3473, 22646), (3887, 20234), (3926, 20033), (6946, 11323), (7774, 10117)]